Other creative toys/products that come to mind would be, say, Play-Doh as a sort of children's intro to…Clay, I suppose? But in this vein without being exclusively directed towards children (albeit I imagine many may be).
Always enjoyed a creative kind of toy to mess around with.
If you are a technical person, videogames can give you things a physical object cannot do. Minecraft with BuildCraft was so fun, engaging and stimulating in creating automated factories